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Daewoo DTC-21Y1/21Y2 User Manual

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CP-520/520A/520F Service Manual

DTV R&D Europe

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5.2.4.1 STEREO AND AV STEREO VERSIONS ........................................................... 36
5.2.4.2 MONO VERSIONS ............................................................................................ 36

5.2.5

CVBS and Y/C input signal selection ..................................................................... 36

5.2.5.1 ALL VERSIONS ................................................................................................. 36

5.2.6

Synchronisation circuit ........................................................................................... 37

5.2.7

Horizontal and vertical drive................................................................................... 38

5.2.8

Chroma, luminance and feature processing .......................................................... 38

5.2.9

Colour decoder ...................................................................................................... 39

5.2.10

RGB output circuit.................................................................................................. 40

5.2.11

I2C-BUS USER INTERFACE DESCRIPTION ....................................................... 42

5.3

GENERAL DESCRIPTION OF THE TV SOUND OF SOUND PROCESSOR.............. 42

5.3.1

Supported standards ............................................................................................. 43

5.4

FUNCTIONAL DESCRIPTION SOUND PROCESSOR ............................................... 44

5.4.1

The UOC III TV Sound Concept ............................................................................ 44

5.4.2

Functional Overview Of the digital controller sound part........................................ 45

5.4.3

Demodulator and decoder ..................................................................................... 46

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SERVICE PARTS LIST ....................................................................................................... 49

6.1

DTY-28A8FZF-S........................................................................................................... 49

6.2 DTC-20T2FZS-S........................................................................................................... 54
6.3 DTC-21Y1FZF-S........................................................................................................... 59
6.4 DTZ-29U7FZS-S........................................................................................................... 64

7 EXPLODED VIEW ............................................................................................................... 69

7.1 DTY-28A8 ..................................................................................................................... 69
7.2 DTY-2880 ..................................................................................................................... 70
7.3 DTY-21U7 ..................................................................................................................... 71
7.4 DTC-20T2..................................................................................................................... 72
7.5 DTC-21Y1..................................................................................................................... 73
7.6 DTZ-29U7 ..................................................................................................................... 74
7.7 DTZ-2881...................................................................................................................... 75
7.8 DTZ-2481...................................................................................................................... 76

8 PRINTED CIRCUIT BOARD................................................................................................ 77

8.1 4859809693(CP-520) ................................................................................................... 77
8.2 4859809893(CP-520A)................................................................................................. 78
8.3 4859809993(CP-520F) ................................................................................................. 79

9 SCHEMATIC DIAGRAM...................................................................................................... 80

9.1 CP-520.......................................................................................................................... 80
9.2 CP-520A ....................................................................................................................... 81
9.3 CP-520F ....................................................................................................................... 82